RANKING · 2020 CENSUS · 21 SHOWN OF 21

Most sparsely populated, Delaware cities · 2020

Delaware cities with the fewest residents per square mile (2020). This list covers the 21 cities in Delaware that qualify, ranked against each other statewide. The median across all 21 is 2,010.

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SAME RANKING BYCounties States Metros

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Milford, DEDE14,7231,135+66%

02North Star, DEDE7,8341,184−3%

03Hockessin, DEDE13,4391,342+4%

04Millsboro, DEDE7,8901,343+191%

05Georgetown, DEDE8,2911,421+54%

06Glasgow, DEDE15,5461,540+19%

07Seaford, DEDE9,1651,559+19%

08New Castle, DEDE5,7261,596+14%

09Dover, DEDE40,5921,654+23%

10Middletown, DEDE25,7981,829+276%

11Smyrna, DEDE13,3402,010+127%

12Pike Creek, DEDE7,1292,904−60%

13Newark, DEDE30,3593,230+7%

14Edgemoor, DEDE6,3493,459+11%

15Brookside, DEDE15,1153,857+1%

16Bear, DEDE22,3703,987+31%

17Pike Creek Valley, DEDE12,4314,072–

18Claymont, DEDE8,7864,600+7%

19Wilmington Manor, DEDE8,2144,995−1%

20Elsmere, DEDE6,1966,311+7%

21Wilmington, DEDE73,5126,507−2%

SHOWING 1–21 OF 21

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS